MCQs Biology-24 Posted on December 2, 2025December 2, 2025Author agropublishers 0 MCQs Biology-24 1. Which of the following is a placental mammal? Rat Opossum Bat Kangaroo 2. Sea urchins belong to the phylum ________ Hemichordata Echinodermata Mollusca Chordata 3. Albedo refers to _________ Light absorption Light reflection Light scattering only Light refraction 4. __________ describes the ability of an organism to produce abundant offspring or eggs Fecundity Productivity Reproductive capacity Fertility 5. Fructose is a ———— Lipid Polysaccharide Disaccharide Monosaccharide 6. Which organelle is the site of photosynthesis? Chloroplast Golgi apparatus Ribosome Mitochondria 7. The ratio of red to far-red light primarily affects which physiological process in plants? ATP synthase activity Phytochrome signaling Rubisco oxygenase activity Stomatal index 8. The first stable product of C3 photosynthesis is _________ Pyruvate 3-phosphoglycerate Malate Oxaloacetate 9. In prokaryotic cells, the flagellar filament is directly assembled from subunits that originate and extend outward from the _________ Basal body Cell membrane Cell wall Nucleus 10. Waxes are an example of ———— Disaccharide Monosaccharide Polysaccharide Lipid Loading … Question 1 of 10